Application Examples (Rdg165Kn); Humidity Control (Rdg165Kn) - Siemens RDG100KN Basic Documentation

Application
(RDG160KN only)
Note:
Example 1:
Dehumidifier,
DC fan and valve
118 / 132
Siemens
Building Technologies
6-port ball valve
N2 Room thermostat RDG160KN
S1...S3 Switch (keycard, window contact,
presence detector, etc.)
B1, B2 Temperature sensor (return air
temperature, external room
temperature, changeover sensor,
etc.)
6.3

Application examples (RDG165KN)

6.3.1

Humidity control (RDG165KN)

In the following examples, P76 is configured based on the connected type of
equipment. See details in 3.5.2.
2-pipe fan coil application for dehumidification, with temperature setpoint shifting
and dehumidifier contact, DC fan and DC valve:
Commissioning
·
Fan
·
Control strategy
·
Setpoint high
·
Temp. shift
·
Valve
·
Relay function
8
See for min. and max. ratings
RDG100KN, RDG160KN, RDG165KN Basic Documentation
PICV with 6-port ball valve as change
over
N2
V3
V4
V5
CE+
CE–
P53 = 3 (or DIP4 = OFF)
P75 = 3 (factory setting)
P21 = 50% (factory setting)
P76 = 3 K (factory setting)
P46 = 2 (factory setting)
P74 = 7 (dehumidifier)
6-way modulating control actuator (as
DC output)
6-way 3-position control actuator (as
H/C changeover control)
PICV control valve
Fan (optional)
KNX data +
KNX data –
Outputs used
·
M1 DC fan
·
V1 DC valve
· *)
L3 Dehumidifier
*)
Release contact
CE1P3191en
N2
2018-07-03